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417,937
RESULTS

Media Type
2
collections
417,735
texts
83
movies
67
audio
45
data
4
images
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Availability
417,836
Always Available
87
Available to Borrow
14
Waitlist
Year
251
2015
260
2014
220
2013
210
2012
220
2011
239
2010
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Topics & Subjects
409,678
U.S. Patents
5,121
PATENTS
4,534
NASA Technical Reports Server (NTRS)
1,635
Patents
850
patents
685
INVENTIONS
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Collection
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Creator
409,676
united states patent and trademark office
4,534
nasa technical reports server (ntrs)
890
united states. patent office
552
defense technical information center
192
franklin institute, philadelphia
90
non
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Language
417,748
English
22
French
4
German
4
Spanish
1
Engger
1
English, sign language
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